Zhongzheng Steel Pipe

MODERN HOT ROLLING PRODUCTION LINE
MODERN HOT ROLLING PRODUCTION LINE

MODERN HOT ROLLING PRODUCTION LINE

Shandong Zhongzheng Steel Pipe Manufacturing Co., Ltd.
PROFESSIONAL MANUFACTURER OF SEAMLESS PIPES
PROFESSIONAL MANUFACTURER OF SEAMLESS PIPES

PROFESSIONAL MANUFACTURER OF SEAMLESS PIPES

Shandong Zhongzheng Steel Pipe Manufacturing Co., Ltd.
STRONG ENTERPRISE PRODUCTION STRENGTH
STRONG ENTERPRISE PRODUCTION STRENGTH

STRONG ENTERPRISE PRODUCTION STRENGTH

Shandong Zhongzheng Steel Pipe Manufacturing Co., Ltd.
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  • Time of issue:2020-02-20 00:00:00
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 "Specialized, Refined, and New" Small and Medium Enterprises API-5L
API-5CT1 5CT-1038

5L-0698

ISO9001

ISO9001

Special Equipment Production License

Assessment Certificate for the Integration of Industrialization and Industrialization Management System

   

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Shandong Zhongzheng Steel Pipe Manufacturing Co. Ltd.
Add:No.8-Mudanjiang Road-Liaocheng Economic
Development Zone-Shandong Province-China
Postal Code:252000
Phone:
+86-635-8880099
Fax:+86-635-8882844
Website:www.zlsteelpipe.com
James:+86-18963580990

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Time of issue:2019-10-29 00:00:00
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